High-Performance Products for your Bonneville • Custom Super Trackers • Custom Street Trackers

The team at Bonneville Performance is dedicated to serving old and new TrIumph Bonneville owners and riders who want to personalize their motorcycles and unleash the beast in this remarkable British parallel twin engine! We offer the finest quality performance parts and accessories for the modern classic Triumph Bonneville, Scrambler, Thruxton, America and Speedmaster motorcycles. This includes our popular and best performing Mikuni Carburetor Kit and Oil Cooler Kit, plus crate engines, Beringer brakes, and suspension components developed on our American Flat Track Pro Super Tracker race bikes.

On EBAY! – 1100cc High-Performance Crate Engine!

IN STOCK – 1200cc High-Performance Crate Engine!

IN STOCK – Own the Ultimate Bonneville!

We also build what Motorcycle.com has dubbed the “Ultimate Bonneville” as our custom designed Street Trackers. These are street legal versions of our racing flat trackers, providing 90-104 HP at the rear wheel! Here is our latest 2017 Street Tracker 995 available and IN STOCK today!

Go Fast

Bonneville Performance owns and manages the official Castrol-Triumph factory-sponsored American Flat Track racing team featuring Grand National AMA Pro riders. We design and build our own racing Supertrackers at 995-997cc based on the Triumph Bonneville 865cc and 900cc twin engines and our own custom frames and components.

We are currently developing new Supertrackers based on the 900cc liquid-cooled Triumph Bonneville twin engine.

Do Good

We are honored to support the mission of VETMotorsports, a non-profit organization that honors and empowers disabled combat veterans through active participation in motorsports. We do this by providing opportunities for wounded veterans to work with us as part of our pit crew on race days. Consider supporting VETMotorsports today!

Bonneville Performance News

Quail Motorcycle Gathering

Bonneville Performance will be attending the Quail Motorcycle Gathering on May 4, 2019, at the Quail Lodge & Golf Club, Carmel, California. We will have our Street Tracker 995 project bike there (as seen at the Ace Cafe, Orlando opening), where it will be for...

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2015 Bonneville Newchurch to Scrambler 995 Project

Bonneville Performance is currently involved in converting this 2015 Bonneville Newchurch model to a carbureted 995cc, 13.5:1 compression ratio, Scrambler, with a 3-way adjustable mono-shock rear swing arm and 3-way adjustable cartridge front suspension. December 2018...

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2018 BP Supertracker in Testing

As many of you know, we did not field an American Flat Track team in 2017, while we were developing a new BP Supertracker based on the new generation of Triumph liquid-cooled twin engines (900cc and 1200cc models). The many months of work are nearing...

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2014 Scrambler Project

Bonneville Performance built and sold a custom 2014 Scrambler with the following performance and feature modifications: 995cc crate engine 12.5:1 compression Ohlins custom tuned suspension Oil Cooler Kit Stainless Steel (black ceramic coated) one-off,...

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2005 Thruxton Project

This Bonneville Performance 2005 Thruxton Project bike features the following performance modifications and enhancements: 995cc crate engine 10.5:1 compression Ohlins custom tuned suspension Oil Cooler Kit 45mm Mikuni carb kit Beringer front brake system -...

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BikeBound Interview

Thanks to BikeBound for the interview and blog post on our 2017 Bonneville Performance Street Tracker 995. We appreciate the publicity and links very much! We are looking forward to bringing a new Supertracker race bike to the American Flat Track...

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What’s in store at Bonneville Performance for 2017?

American Flat Track Racing Bonneville Performance is busy preparing for the upcoming 2017 American Flat Track racing season. In the works is a new BP Supertracker design based on the new Triumph Bonneville 900cc liquid-cooled twin engines. The new...

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Dirt Track Resurgence?

There is an encouraging article posted on Cycle World yesterday, written by Kevin Cameron. In it, he talks about how flat dirt track motorcycle racing may be poised for growth and attention because it is the last remaining 2 wheeled sport that is still accessible....

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Lima Half Mile 2016

We arrived at the Allen County Fairgrounds in Lima, Ohio for the Lima Half Mile AMA Pro Flat Track Race. After showing our race credentials and being directed to our spot in the paddock, we set up our pit area. The weather was warm with temperatures expected in the...

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Next Up: The Oklahoma City Mile

We are preparing for the next AMA Pro Flat Track competition race at the Oklahoma City Mile on June 18, 2016! Here's a link to a promotional video: https://www.facebook.com/AMAProFlatTrackSeries/videos/1189558874411548/ Here's the official Oklahoma City Mile website...

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2016 X Games in Austin

The Triumph factory sponsored Bonneville Performance team placed 9th at the Austin X Games 2016 - Harley Davidson Flat Track Races! Here's a video from the Harley Davidson Flat Track Races at the 2016 Austin X Games on June 2, 2016  

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2016 Springfield Mile 1

The Bonneville Performance AMA Pro Flat Track team featuring our rider Jake Shoemaker #55 will be competing at the historic Springfield Mile Race on Sunday, May 29, 2016. Here is a promotional video produced for the event. Plan to join us at the event or watch the...

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